Expressions

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Across
  1. 3. To solve or find the value of a math expression. You replace variables with numbers and calculate.
  2. 5. Expression A math phrase made of only numbers and operations (no letters). Example: 4 + 7 × 2.
  3. 7. A number that is multiplied by a variable. Example: in 3x, the coefficient is 3.
Down
  1. 1. A number that does not change. It stays the same. Example: in x + 5, the 5 is a constant.
  2. 2. Expression A math phrase that includes numbers, variables, and operations. Example: 2x + 3.
  3. 3. A math sentence that shows two things are equal using an equals sign (=). Example: 3x + 2 = 11.
  4. 4. A part of a math expression separated by + or − signs. It can be a number, variable, or both.
  5. 6. A letter that stands for a number we don’t know yet. It can change. Example: x or y.